--- /dev/null	2022-11-16 05:56:56.793999937 +0300
+++ b/devtools/M4/UNIX/milterlibrary.m4	2022-11-16 06:36:04.837260702 +0300
@@ -0,0 +1,39 @@
+divert(-1)
+#
+# Copyright (c) 1999-2001 Sendmail, Inc. and its suppliers.
+#	All rights reserved.
+#
+# By using this file, you agree to the terms and conditions set
+# forth in the LICENSE file which can be found at the top level of
+# the sendmail distribution.
+#
+#
+#  Definitions for Makefile construction for sendmail
+#
+divert(0)dnl
+include(confBUILDTOOLSDIR`/M4/'bldM4_TYPE_DIR`/links.m4')dnl
+bldLIST_PUSH_ITEM(`bldC_PRODUCTS', bldCURRENT_PRODUCT)dnl
+bldPUSH_TARGET(bldCURRENT_PRODUCT`.so' bldCURRENT_PRODUCT`.a')dnl
+bldPUSH_INSTALL_TARGET(`install-'bldCURRENT_PRODUCT)dnl
+bldPUSH_CLEAN_TARGET(bldCURRENT_PRODUCT`-clean')dnl
+
+include(confBUILDTOOLSDIR`/M4/'bldM4_TYPE_DIR`/defines.m4')
+divert(bldTARGETS_SECTION)
+bldCURRENT_PRODUCT.so: ${BEFORE} ${bldCURRENT_PRODUCT`OBJS'}
+	${CCLINK} ${LDOPTS_SO} -o bldCURRENT_PRODUCT.so -Wl,confSONAME,bldCURRENT_PRODUCT.so.${MILTER_SOVER} ${bldCURRENT_PRODUCT`OBJS'} -lc ${LIBS}
+bldCURRENT_PRODUCT.a: ${BEFORE} ${bldCURRENT_PRODUCT`OBJS'}
+	${AR} ${AROPTS} bldCURRENT_PRODUCT.a ${bldCURRENT_PRODUCT`OBJS'}
+	${RANLIB} ${RANLIBOPTS} bldCURRENT_PRODUCT.a
+ifdef(`bldLINK_SOURCES', `bldMAKE_SOURCE_LINKS(bldLINK_SOURCES)')
+
+install-`'bldCURRENT_PRODUCT: bldCURRENT_PRODUCT.so bldCURRENT_PRODUCT.a
+ifdef(`bldINSTALLABLE', `	ifdef(`confMKDIR', `if [ ! -d "${DESTDIR}${bldINSTALL_DIR`'LIBDIR}" ]; then confMKDIR -p "${DESTDIR}${bldINSTALL_DIR`'LIBDIR}"; else :; fi ')
+	${INSTALL} -c -o ${LIBOWN} -g ${LIBGRP} -m ${UBINMODE} bldCURRENT_PRODUCT.so "${DESTDIR}${LIBDIR}/bldCURRENT_PRODUCT.so.${MILTER_SOVER}"
+	${LN} ${LNOPTS} bldCURRENT_PRODUCT.so.${MILTER_SOVER} "${DESTDIR}${LIBDIR}/bldCURRENT_PRODUCT.so"
+	${INSTALL} -c -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} bldCURRENT_PRODUCT.a "${DESTDIR}${LIBDIR}"')
+
+bldCURRENT_PRODUCT-clean:
+	rm -f ${OBJS} bldCURRENT_PRODUCT.so bldCURRENT_PRODUCT.a ${MANPAGES}
+
+divert(0)
+COPTS+= confCCOPTS_SO
--- a/libmilter/Makefile.m4	2021-06-07 22:03:56.000000000 +0300
+++ b/libmilter/Makefile.m4	2022-11-16 06:37:12.754762349 +0300
@@ -9,7 +9,7 @@
 SMSRCDIR=ifdef(`confSMSRCDIR', `confSMSRCDIR', `${SRCDIR}/sendmail')
 PREPENDDEF(`confINCDIRS', `-I${SMSRCDIR} ')
 
-bldPRODUCT_START(`library', `libmilter')
+bldPRODUCT_START(`milterlibrary', `libmilter')
 define(`bldINSTALLABLE', `true')
 define(`LIBMILTER_EXTRAS', `errstring.c strl.c')
 APPENDDEF(`confENVDEF', `-DNOT_SENDMAIL -Dsm_snprintf=snprintf')
